dlls/msi/msipriv.h

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2002-2005 Mike McCormack for CodeWeavers
   5  * Copyright 2005 Aric Stewart for CodeWeavers
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #ifndef __WINE_MSI_PRIVATE__
  23 #define __WINE_MSI_PRIVATE__
  24
  25 #include <stdarg.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "fdi.h"
  30 #include "msi.h"
  31 #include "msiquery.h"
  32 #include "msidefs.h"
  33 #include "objbase.h"
  34 #include "objidl.h"
  35 #include "fusion.h"
  36 #include "winnls.h"
  37 #include "winver.h"
  38 #include "wine/list.h"
  39 #include "wine/debug.h"
  40
  41 static const BOOL is_64bit = sizeof(void *) > sizeof(int);
  42
  43 #define MSI_DATASIZEMASK 0x00ff
  44 #define MSITYPE_VALID    0x0100
  45 #define MSITYPE_LOCALIZABLE 0x200
  46 #define MSITYPE_STRING   0x0800
  47 #define MSITYPE_NULLABLE 0x1000
  48 #define MSITYPE_KEY      0x2000
  49 #define MSITYPE_TEMPORARY 0x4000
  50
  51 #define MAX_STREAM_NAME_LEN     62
  52 #define LONG_STR_BYTES  3
  53
  54 /* Install UI level mask for AND operation to exclude flags */
  55 #define INSTALLUILEVEL_MASK             0x0007
  56
  57 #define MSITYPE_IS_BINARY(type) (((type) & ~MSITYPE_NULLABLE) == (MSITYPE_STRING|MSITYPE_VALID))
  58
  59 struct tagMSITABLE;
  60 typedef struct tagMSITABLE MSITABLE;
  61
  62 struct string_table;
  63 typedef struct string_table string_table;
  64
  65 struct tagMSIOBJECTHDR;
  66 typedef struct tagMSIOBJECTHDR MSIOBJECTHDR;
  67
  68 typedef VOID (*msihandledestructor)( MSIOBJECTHDR * );
  69
  70 struct tagMSIOBJECTHDR
  71 {
  72     UINT magic;
  73     UINT type;
  74     LONG refcount;
  75     msihandledestructor destructor;
  76 };
  77
  78 #define MSI_INITIAL_MEDIA_TRANSFORM_OFFSET 10000
  79 #define MSI_INITIAL_MEDIA_TRANSFORM_DISKID 30000
  80
  81 typedef struct tagMSIDATABASE
  82 {
  83     MSIOBJECTHDR hdr;
  84     IStorage *storage;
  85     string_table *strings;
  86     UINT bytes_per_strref;
  87     LPWSTR path;
  88     LPWSTR deletefile;
  89     LPCWSTR mode;
  90     UINT media_transform_offset;
  91     UINT media_transform_disk_id;
  92     struct list tables;
  93     struct list transforms;
  94     struct list streams;
  95 } MSIDATABASE;
  96
  97 typedef struct tagMSIVIEW MSIVIEW;
  98
  99 typedef struct tagMSIQUERY
 100 {
 101     MSIOBJECTHDR hdr;
 102     MSIVIEW *view;
 103     UINT row;
 104     MSIDATABASE *db;
 105     struct list mem;
 106 } MSIQUERY;
 107
 108 /* maybe we can use a Variant instead of doing it ourselves? */
 109 typedef struct tagMSIFIELD
 110 {
 111     UINT type;
 112     union
 113     {
 114         INT iVal;
 115         INT_PTR pVal;
 116         LPWSTR szwVal;
 117         IStream *stream;
 118     } u;
 119 } MSIFIELD;
 120
 121 typedef struct tagMSIRECORD
 122 {
 123     MSIOBJECTHDR hdr;
 124     UINT count;       /* as passed to MsiCreateRecord */
 125     MSIFIELD fields[1]; /* nb. array size is count+1 */
 126 } MSIRECORD;
 127
 128 typedef struct tagMSISOURCELISTINFO
 129 {
 130     struct list entry;
 131     DWORD context;
 132     DWORD options;
 133     LPCWSTR property;
 134     LPWSTR value;
 135 } MSISOURCELISTINFO;
 136
 137 typedef struct tagMSIMEDIADISK
 138 {
 139     struct list entry;
 140     DWORD context;
 141     DWORD options;
 142     DWORD disk_id;
 143     LPWSTR volume_label;
 144     LPWSTR disk_prompt;
 145 } MSIMEDIADISK;
 146
 147 typedef struct tagMSIMEDIAINFO
 148 {
 149     UINT disk_id;
 150     UINT type;
 151     UINT last_sequence;
 152     LPWSTR disk_prompt;
 153     LPWSTR cabinet;
 154     LPWSTR first_volume;
 155     LPWSTR volume_label;
 156     BOOL is_continuous;
 157     BOOL is_extracted;
 158     WCHAR sourcedir[MAX_PATH];
 159 } MSIMEDIAINFO;
 160
 161 typedef struct tagMSICABINETSTREAM
 162 {
 163     struct list entry;
 164     UINT disk_id;
 165     IStorage *storage;
 166     WCHAR *stream;
 167 } MSICABINETSTREAM;
 168
 169 typedef struct tagMSIPATCHINFO
 170 {
 171     struct list entry;
 172     LPWSTR patchcode;
 173     LPWSTR products;
 174     LPWSTR transforms;
 175     LPWSTR filename;
 176     LPWSTR localfile;
 177     MSIPATCHSTATE state;
 178     BOOL delete_on_close;
 179 } MSIPATCHINFO;
 180
 181 typedef struct tagMSIBINARY
 182 {
 183     struct list entry;
 184     WCHAR *source;
 185     WCHAR *tmpfile;
 186     HMODULE module;
 187 } MSIBINARY;
 188
 189 typedef struct _column_info
 190 {
 191     LPCWSTR table;
 192     LPCWSTR column;
 193     INT   type;
 194     BOOL   temporary;
 195     struct expr *val;
 196     struct _column_info *next;
 197 } column_info;
 198
 199 typedef const struct tagMSICOLUMNHASHENTRY *MSIITERHANDLE;
 200
 201 typedef struct tagMSIVIEWOPS
 202 {
 203     /*
 204      * fetch_int - reads one integer from {row,col} in the table
 205      *
 206      *  This function should be called after the execute method.
 207      *  Data returned by the function should not change until
 208      *   close or delete is called.
 209      *  To get a string value, query the database's string table with
 210      *   the integer value returned from this function.
 211      */
 212     UINT (*fetch_int)( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val );
 213
 214     /*
 215      * fetch_stream - gets a stream from {row,col} in the table
 216      *
 217      *  This function is similar to fetch_int, except fetches a
 218      *    stream instead of an integer.
 219      */
 220     UINT (*fetch_stream)( struct tagMSIVIEW *view, UINT row, UINT col, IStream **stm );
 221
 222     /*
 223      * get_row - gets values from a row
 224      *
 225      */
 226     UINT (*get_row)( struct tagMSIVIEW *view, UINT row, MSIRECORD **rec );
 227
 228     /*
 229      * set_row - sets values in a row as specified by mask
 230      *
 231      *  Similar semantics to fetch_int
 232      */
 233     UINT (*set_row)( struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask );
 234
 235     /*
 236      * Inserts a new row into the database from the records contents
 237      */
 238     UINT (*insert_row)( struct tagMSIVIEW *view, MSIRECORD *record, UINT row, BOOL temporary );
 239
 240     /*
 241      * Deletes a row from the database
 242      */
 243     UINT (*delete_row)( struct tagMSIVIEW *view, UINT row );
 244
 245     /*
 246      * execute - loads the underlying data into memory so it can be read
 247      */
 248     UINT (*execute)( struct tagMSIVIEW *view, MSIRECORD *record );
 249
 250     /*
 251      * close - clears the data read by execute from memory
 252      */
 253     UINT (*close)( struct tagMSIVIEW *view );
 254
 255     /*
 256      * get_dimensions - returns the number of rows or columns in a table.
 257      *
 258      *  The number of rows can only be queried after the execute method
 259      *   is called. The number of columns can be queried at any time.
 260      */
 261     UINT (*get_dimensions)( struct tagMSIVIEW *view, UINT *rows, UINT *cols );
 262
 263     /*
 264      * get_column_info - returns the name and type of a specific column
 265      *
 266      *  The column information can be queried at any time.
 267      */
 268     UINT (*get_column_info)( struct tagMSIVIEW *view, UINT n, LPCWSTR *name, UINT *type,
 269                              BOOL *temporary, LPCWSTR *table_name );
 270
 271     /*
 272      * modify - not yet implemented properly
 273      */
 274     UINT (*modify)( struct tagMSIVIEW *view, MSIMODIFY eModifyMode, MSIRECORD *record, UINT row );
 275
 276     /*
 277      * delete - destroys the structure completely
 278      */
 279     UINT (*delete)( struct tagMSIVIEW * );
 280
 281     /*
 282      * find_matching_rows - iterates through rows that match a value
 283      *
 284      * If the column type is a string then a string ID should be passed in.
 285      *  If the value to be looked up is an integer then no transformation of
 286      *  the input value is required, except if the column is a string, in which
 287      *  case a string ID should be passed in.
 288      * The handle is an input/output parameter that keeps track of the current
 289      *  position in the iteration. It must be initialised to zero before the
 290      *  first call and continued to be passed in to subsequent calls.
 291      */
 292     UINT (*find_matching_rows)( struct tagMSIVIEW *view, UINT col, UINT val, UINT *row, MSIITERHANDLE *handle );
 293
 294     /*
 295      * add_ref - increases the reference count of the table
 296      */
 297     UINT (*add_ref)( struct tagMSIVIEW *view );
 298
 299     /*
 300      * release - decreases the reference count of the table
 301      */
 302     UINT (*release)( struct tagMSIVIEW *view );
 303
 304     /*
 305      * add_column - adds a column to the table
 306      */
 307     UINT (*add_column)( struct tagMSIVIEW *view, LPCWSTR table, UINT number, LPCWSTR column, UINT type, BOOL hold );
 308
 309     /*
 310      * remove_column - removes the column represented by table name and column number from the table
 311      */
 312     UINT (*remove_column)( struct tagMSIVIEW *view, LPCWSTR table, UINT number );
 313
 314     /*
 315      * sort - orders the table by columns
 316      */
 317     UINT (*sort)( struct tagMSIVIEW *view, column_info *columns );
 318
 319     /*
 320      * drop - drops the table from the database
 321      */
 322     UINT (*drop)( struct tagMSIVIEW *view );
 323 } MSIVIEWOPS;
 324
 325 struct tagMSIVIEW
 326 {
 327     MSIOBJECTHDR hdr;
 328     const MSIVIEWOPS *ops;
 329     MSIDBERROR error;
 330     const WCHAR *error_column;
 331 };
 332
 333 struct msi_dialog_tag;
 334 typedef struct msi_dialog_tag msi_dialog;
 335
 336 enum platform
 337 {
 338     PLATFORM_INTEL,
 339     PLATFORM_INTEL64,
 340     PLATFORM_X64
 341 };
 342
 343 enum clr_version
 344 {
 345     CLR_VERSION_V10,
 346     CLR_VERSION_V11,
 347     CLR_VERSION_V20,
 348     CLR_VERSION_MAX
 349 };
 350
 351 typedef struct tagMSIPACKAGE
 352 {
 353     MSIOBJECTHDR hdr;
 354     MSIDATABASE *db;
 355     INT version;
 356     enum platform platform;
 357     UINT num_langids;
 358     LANGID *langids;
 359     struct list patches;
 360     struct list components;
 361     struct list features;
 362     struct list files;
 363     struct list filepatches;
 364     struct list tempfiles;
 365     struct list folders;
 366     struct list binaries;
 367     struct list cabinet_streams;
 368     LPWSTR ActionFormat;
 369     LPWSTR LastAction;
 370     HANDLE log_file;
 371     IAssemblyCache *cache_net[CLR_VERSION_MAX];
 372     IAssemblyCache *cache_sxs;
 373
 374     struct list classes;
 375     struct list extensions;
 376     struct list progids;
 377     struct list mimes;
 378     struct list appids;
 379
 380     struct tagMSISCRIPT *script;
 381
 382     struct list RunningActions;
 383
 384     LPWSTR BaseURL;
 385     LPWSTR PackagePath;
 386     LPWSTR ProductCode;
 387     LPWSTR localfile;
 388     BOOL delete_on_close;
 389
 390     UINT CurrentInstallState;
 391     msi_dialog *dialog;
 392     LPWSTR next_dialog;
 393     float center_x;
 394     float center_y;
 395
 396     UINT WordCount;
 397     UINT Context;
 398
 399     struct list subscriptions;
 400
 401     struct list sourcelist_info;
 402     struct list sourcelist_media;
 403
 404     unsigned char scheduled_action_running : 1;
 405     unsigned char commit_action_running : 1;
 406     unsigned char rollback_action_running : 1;
 407     unsigned char need_reboot : 1;
 408     unsigned char need_rollback : 1;
 409 } MSIPACKAGE;
 410
 411 typedef struct tagMSIPREVIEW
 412 {
 413     MSIOBJECTHDR hdr;
 414     MSIPACKAGE *package;
 415     msi_dialog *dialog;
 416 } MSIPREVIEW;
 417
 418 #define MSI_MAX_PROPS 20
 419
 420 typedef struct tagMSISUMMARYINFO
 421 {
 422     MSIOBJECTHDR hdr;
 423     IStorage *storage;
 424     DWORD update_count;
 425     PROPVARIANT property[MSI_MAX_PROPS];
 426 } MSISUMMARYINFO;
 427
 428 typedef struct tagMSIFEATURE
 429 {
 430     struct list entry;
 431     LPWSTR Feature;
 432     LPWSTR Feature_Parent;
 433     LPWSTR Title;
 434     LPWSTR Description;
 435     INT Display;
 436     INT Level;
 437     LPWSTR Directory;
 438     INT Attributes;
 439     INSTALLSTATE Installed;
 440     INSTALLSTATE ActionRequest;
 441     INSTALLSTATE Action;
 442     struct list Children;
 443     struct list Components;
 444 } MSIFEATURE;
 445
 446 typedef struct tagMSIASSEMBLY
 447 {
 448     LPWSTR feature;
 449     LPWSTR manifest;
 450     LPWSTR application;
 451     DWORD attributes;
 452     LPWSTR display_name;
 453     LPWSTR tempdir;
 454     BOOL installed;
 455     BOOL clr_version[CLR_VERSION_MAX];
 456 } MSIASSEMBLY;
 457
 458 typedef struct tagMSICOMPONENT
 459 {
 460     struct list entry;
 461     LPWSTR Component;
 462     LPWSTR ComponentId;
 463     LPWSTR Directory;
 464     INT Attributes;
 465     LPWSTR Condition;
 466     LPWSTR KeyPath;
 467     INSTALLSTATE Installed;
 468     INSTALLSTATE ActionRequest;
 469     INSTALLSTATE Action;
 470     BOOL ForceLocalState;
 471     BOOL Enabled;
 472     INT  Cost;
 473     INT  RefCount;
 474     LPWSTR FullKeypath;
 475     LPWSTR AdvertiseString;
 476     MSIASSEMBLY *assembly;
 477
 478     unsigned int anyAbsent:1;
 479     unsigned int hasAdvertiseFeature:1;
 480     unsigned int hasLocalFeature:1;
 481     unsigned int hasSourceFeature:1;
 482 } MSICOMPONENT;
 483
 484 typedef struct tagComponentList
 485 {
 486     struct list entry;
 487     MSICOMPONENT *component;
 488 } ComponentList;
 489
 490 typedef struct tagFeatureList
 491 {
 492     struct list entry;
 493     MSIFEATURE *feature;
 494 } FeatureList;
 495
 496 enum folder_state
 497 {
 498     FOLDER_STATE_UNINITIALIZED,
 499     FOLDER_STATE_EXISTS,
 500     FOLDER_STATE_CREATED,
 501     FOLDER_STATE_CREATED_PERSISTENT,
 502     FOLDER_STATE_REMOVED
 503 };
 504
 505 typedef struct tagMSIFOLDER
 506 {
 507     struct list entry;
 508     struct list children;
 509     LPWSTR Directory;
 510     LPWSTR Parent;
 511     LPWSTR TargetDefault;
 512     LPWSTR SourceLongPath;
 513     LPWSTR SourceShortPath;
 514     LPWSTR ResolvedTarget;
 515     LPWSTR ResolvedSource;
 516     enum folder_state State;
 517     BOOL persistent;
 518     INT Cost;
 519     INT Space;
 520 } MSIFOLDER;
 521
 522 typedef struct tagFolderList
 523 {
 524     struct list entry;
 525     MSIFOLDER *folder;
 526 } FolderList;
 527
 528 typedef enum _msi_file_state {
 529     msifs_invalid,
 530     msifs_missing,
 531     msifs_overwrite,
 532     msifs_present,
 533     msifs_installed,
 534     msifs_skipped,
 535     msifs_hashmatch
 536 } msi_file_state;
 537
 538 typedef struct tagMSIFILE
 539 {
 540     struct list entry;
 541     LPWSTR File;
 542     MSICOMPONENT *Component;
 543     LPWSTR FileName;
 544     LPWSTR ShortName;
 545     LPWSTR LongName;
 546     INT FileSize;
 547     LPWSTR Version;
 548     LPWSTR Language;
 549     INT Attributes;
 550     INT Sequence;
 551     msi_file_state state;
 552     LPWSTR  TargetPath;
 553     BOOL IsCompressed;
 554     MSIFILEHASHINFO hash;
 555     UINT disk_id;
 556 } MSIFILE;
 557
 558 typedef struct tagMSITEMPFILE
 559 {
 560     struct list entry;
 561     LPWSTR Path;
 562 } MSITEMPFILE;
 563
 564 typedef struct tagMSIFILEPATCH
 565 {
 566     struct list entry;
 567     MSIFILE *File;
 568     INT Sequence;
 569     INT PatchSize;
 570     INT Attributes;
 571     BOOL IsApplied;
 572 } MSIFILEPATCH;
 573
 574 typedef struct tagMSIAPPID
 575 {
 576     struct list entry;
 577     LPWSTR AppID; /* Primary key */
 578     LPWSTR RemoteServerName;
 579     LPWSTR LocalServer;
 580     LPWSTR ServiceParameters;
 581     LPWSTR DllSurrogate;
 582     BOOL ActivateAtStorage;
 583     BOOL RunAsInteractiveUser;
 584 } MSIAPPID;
 585
 586 typedef struct tagMSIPROGID MSIPROGID;
 587
 588 typedef struct tagMSICLASS
 589 {
 590     struct list entry;
 591     LPWSTR clsid;     /* Primary Key */
 592     LPWSTR Context;   /* Primary Key */
 593     MSICOMPONENT *Component;
 594     MSIPROGID *ProgID;
 595     LPWSTR ProgIDText;
 596     LPWSTR Description;
 597     MSIAPPID *AppID;
 598     LPWSTR FileTypeMask;
 599     LPWSTR IconPath;
 600     LPWSTR DefInprocHandler;
 601     LPWSTR DefInprocHandler32;
 602     LPWSTR Argument;
 603     MSIFEATURE *Feature;
 604     INT Attributes;
 605     /* not in the table, set during installation */
 606     BOOL Installed;
 607 } MSICLASS;
 608
 609 typedef struct tagMSIMIME MSIMIME;
 610
 611 typedef struct tagMSIEXTENSION
 612 {
 613     struct list entry;
 614     LPWSTR Extension;  /* Primary Key */
 615     MSICOMPONENT *Component;
 616     MSIPROGID *ProgID;
 617     LPWSTR ProgIDText;
 618     MSIMIME *Mime;
 619     MSIFEATURE *Feature;
 620     /* not in the table, set during installation */
 621     BOOL Installed;
 622     struct list verbs;
 623 } MSIEXTENSION;
 624
 625 struct tagMSIPROGID
 626 {
 627     struct list entry;
 628     LPWSTR ProgID;  /* Primary Key */
 629     MSIPROGID *Parent;
 630     MSICLASS *Class;
 631     LPWSTR Description;
 632     LPWSTR IconPath;
 633     /* not in the table, set during installation */
 634     BOOL InstallMe;
 635     MSIPROGID *CurVer;
 636     MSIPROGID *VersionInd;
 637 };
 638
 639 typedef struct tagMSIVERB
 640 {
 641     struct list entry;
 642     LPWSTR Verb;
 643     INT Sequence;
 644     LPWSTR Command;
 645     LPWSTR Argument;
 646 } MSIVERB;
 647
 648 struct tagMSIMIME
 649 {
 650     struct list entry;
 651     LPWSTR ContentType;  /* Primary Key */
 652     MSIEXTENSION *Extension;
 653     LPWSTR suffix;
 654     LPWSTR clsid;
 655     MSICLASS *Class;
 656     /* not in the table, set during installation */
 657     BOOL InstallMe;
 658 };
 659
 660 enum SCRIPTS {
 661     INSTALL_SCRIPT = 0,
 662     COMMIT_SCRIPT = 1,
 663     ROLLBACK_SCRIPT = 2,
 664     TOTAL_SCRIPTS = 3
 665 };
 666
 667 #define SEQUENCE_UI       0x1
 668 #define SEQUENCE_EXEC     0x2
 669 #define SEQUENCE_INSTALL  0x10
 670
 671 typedef struct tagMSISCRIPT
 672 {
 673     LPWSTR  *Actions[TOTAL_SCRIPTS];
 674     UINT    ActionCount[TOTAL_SCRIPTS];
 675     BOOL    ExecuteSequenceRun;
 676     BOOL    CurrentlyScripting;
 677     UINT    InWhatSequence;
 678     LPWSTR  *UniqueActions;
 679     UINT    UniqueActionsCount;
 680 } MSISCRIPT;
 681
 682 #define MSIHANDLETYPE_ANY 0
 683 #define MSIHANDLETYPE_DATABASE 1
 684 #define MSIHANDLETYPE_SUMMARYINFO 2
 685 #define MSIHANDLETYPE_VIEW 3
 686 #define MSIHANDLETYPE_RECORD 4
 687 #define MSIHANDLETYPE_PACKAGE 5
 688 #define MSIHANDLETYPE_PREVIEW 6
 689
 690 #define MSI_MAJORVERSION 4
 691 #define MSI_MINORVERSION 5
 692 #define MSI_BUILDNUMBER 6001
 693
 694 #define GUID_SIZE 39
 695 #define SQUISH_GUID_SIZE 33
 696
 697 #define MSIHANDLE_MAGIC 0x4d434923
 698
 699 /* handle unicode/ascii output in the Msi* API functions */
 700 typedef struct {
 701     BOOL unicode;
 702     union {
 703        LPSTR a;
 704        LPWSTR w;
 705     } str;
 706 } awstring;
 707
 708 typedef struct {
 709     BOOL unicode;
 710     union {
 711        LPCSTR a;
 712        LPCWSTR w;
 713     } str;
 714 } awcstring;
 715
 716 UINT msi_strcpy_to_awstring( LPCWSTR str, awstring *awbuf, DWORD *sz ) DECLSPEC_HIDDEN;
 717
 718 /* msi server interface */
 719 extern HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj ) DECLSPEC_HIDDEN;
 720 extern HRESULT create_msi_remote_package( IUnknown *pOuter, LPVOID *ppObj ) DECLSPEC_HIDDEN;
 721 extern HRESULT create_msi_remote_database( IUnknown *pOuter, LPVOID *ppObj ) DECLSPEC_HIDDEN;
 722 extern IUnknown *msi_get_remote(MSIHANDLE handle) DECLSPEC_HIDDEN;
 723
 724 /* handle functions */
 725 extern void *msihandle2msiinfo(MSIHANDLE handle, UINT type) DECLSPEC_HIDDEN;
 726 extern MSIHANDLE alloc_msihandle( MSIOBJECTHDR * ) DECLSPEC_HIDDEN;
 727 extern MSIHANDLE alloc_msi_remote_handle( IUnknown *unk ) DECLSPEC_HIDDEN;
 728 extern void *alloc_msiobject(UINT type, UINT size, msihandledestructor destroy ) DECLSPEC_HIDDEN;
 729 extern void msiobj_addref(MSIOBJECTHDR *) DECLSPEC_HIDDEN;
 730 extern int msiobj_release(MSIOBJECTHDR *) DECLSPEC_HIDDEN;
 731 extern void msiobj_lock(MSIOBJECTHDR *) DECLSPEC_HIDDEN;
 732 extern void msiobj_unlock(MSIOBJECTHDR *) DECLSPEC_HIDDEN;
 733 extern void msi_free_handle_table(void) DECLSPEC_HIDDEN;
 734
 735 extern void free_cached_tables( MSIDATABASE *db ) DECLSPEC_HIDDEN;
 736 extern UINT MSI_CommitTables( MSIDATABASE *db ) DECLSPEC_HIDDEN;
 737
 738
 739 /* string table functions */
 740 enum StringPersistence
 741 {
 742     StringPersistent = 0,
 743     StringNonPersistent = 1
 744 };
 745
 746 extern BOOL msi_addstringW( string_table *st, const WCHAR *data, int len, USHORT refcount, enum StringPersistence persistence ) DECLSPEC_HIDDEN;
 747 extern UINT msi_string2idW( const string_table *st, LPCWSTR buffer, UINT *id ) DECLSPEC_HIDDEN;
 748 extern VOID msi_destroy_stringtable( string_table *st ) DECLSPEC_HIDDEN;
 749 extern const WCHAR *msi_string_lookup_id( const string_table *st, UINT id ) DECLSPEC_HIDDEN;
 750 extern HRESULT msi_init_string_table( IStorage *stg ) DECLSPEC_HIDDEN;
 751 extern string_table *msi_load_string_table( IStorage *stg, UINT *bytes_per_strref ) DECLSPEC_HIDDEN;
 752 extern UINT msi_save_string_table( const string_table *st, IStorage *storage, UINT *bytes_per_strref ) DECLSPEC_HIDDEN;
 753 extern UINT msi_get_string_table_codepage( const string_table *st ) DECLSPEC_HIDDEN;
 754 extern UINT msi_set_string_table_codepage( string_table *st, UINT codepage ) DECLSPEC_HIDDEN;
 755
 756 extern BOOL TABLE_Exists( MSIDATABASE *db, LPCWSTR name ) DECLSPEC_HIDDEN;
 757 extern MSICONDITION MSI_DatabaseIsTablePersistent( MSIDATABASE *db, LPCWSTR table ) DECLSPEC_HIDDEN;
 758
 759 extern UINT read_stream_data( IStorage *stg, LPCWSTR stname, BOOL table,
 760                               BYTE **pdata, UINT *psz ) DECLSPEC_HIDDEN;
 761 extern UINT write_stream_data( IStorage *stg, LPCWSTR stname,
 762                                LPCVOID data, UINT sz, BOOL bTable ) DECLSPEC_HIDDEN;
 763
 764 /* transform functions */
 765 extern UINT msi_table_apply_transform( MSIDATABASE *db, IStorage *stg ) DECLSPEC_HIDDEN;
 766 extern UINT MSI_DatabaseApplyTransformW( MSIDATABASE *db,
 767                  LPCWSTR szTransformFile, int iErrorCond ) DECLSPEC_HIDDEN;
 768 extern void append_storage_to_db( MSIDATABASE *db, IStorage *stg ) DECLSPEC_HIDDEN;
 769 extern UINT msi_apply_transforms( MSIPACKAGE *package ) DECLSPEC_HIDDEN;
 770
 771 /* patch functions */
 772 extern UINT msi_check_patch_applicable( MSIPACKAGE *package, MSISUMMARYINFO *si ) DECLSPEC_HIDDEN;
 773 extern UINT msi_apply_patches( MSIPACKAGE *package ) DECLSPEC_HIDDEN;
 774 extern UINT msi_apply_registered_patch( MSIPACKAGE *package, LPCWSTR patch_code ) DECLSPEC_HIDDEN;
 775 extern void msi_free_patchinfo( MSIPATCHINFO *patch ) DECLSPEC_HIDDEN;
 776
 777 /* action internals */
 778 extern UINT MSI_InstallPackage( MSIPACKAGE *, LPCWSTR, LPCWSTR ) DECLSPEC_HIDDEN;
 779 extern UINT ACTION_DialogBox( MSIPACKAGE*, LPCWSTR) DECLSPEC_HIDDEN;
 780 extern UINT ACTION_ForceReboot(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 781 extern UINT MSI_Sequence( MSIPACKAGE *package, LPCWSTR szTable ) DECLSPEC_HIDDEN;
 782 extern UINT MSI_SetFeatureStates( MSIPACKAGE *package ) DECLSPEC_HIDDEN;
 783 extern UINT msi_parse_command_line( MSIPACKAGE *package, LPCWSTR szCommandLine, BOOL preserve_case ) DECLSPEC_HIDDEN;
 784 extern UINT msi_schedule_action( MSIPACKAGE *package, UINT script, const WCHAR *action ) DECLSPEC_HIDDEN;
 785 extern INSTALLSTATE msi_get_component_action( MSIPACKAGE *package, MSICOMPONENT *comp ) DECLSPEC_HIDDEN;
 786 extern INSTALLSTATE msi_get_feature_action( MSIPACKAGE *package, MSIFEATURE *feature ) DECLSPEC_HIDDEN;
 787 extern UINT msi_load_all_components( MSIPACKAGE *package ) DECLSPEC_HIDDEN;
 788 extern UINT msi_load_all_features( MSIPACKAGE *package ) DECLSPEC_HIDDEN;
 789
 790 /* record internals */
 791 extern void MSI_CloseRecord( MSIOBJECTHDR * ) DECLSPEC_HIDDEN;
 792 extern UINT MSI_RecordSetIStream( MSIRECORD *, UINT, IStream *) DECLSPEC_HIDDEN;
 793 extern UINT MSI_RecordGetIStream( MSIRECORD *, UINT, IStream **) DECLSPEC_HIDDEN;
 794 extern const WCHAR *MSI_RecordGetString( const MSIRECORD *, UINT ) DECLSPEC_HIDDEN;
 795 extern MSIRECORD *MSI_CreateRecord( UINT ) DECLSPEC_HIDDEN;
 796 extern UINT MSI_RecordSetInteger( MSIRECORD *, UINT, int ) DECLSPEC_HIDDEN;
 797 extern UINT MSI_RecordSetIntPtr( MSIRECORD *, UINT, INT_PTR ) DECLSPEC_HIDDEN;
 798 extern UINT MSI_RecordSetStringW( MSIRECORD *, UINT, LPCWSTR ) DECLSPEC_HIDDEN;
 799 extern BOOL MSI_RecordIsNull( MSIRECORD *, UINT ) DECLSPEC_HIDDEN;
 800 extern UINT MSI_RecordGetStringW( MSIRECORD * , UINT, LPWSTR, LPDWORD) DECLSPEC_HIDDEN;
 801 extern UINT MSI_RecordGetStringA( MSIRECORD *, UINT, LPSTR, LPDWORD) DECLSPEC_HIDDEN;
 802 extern int MSI_RecordGetInteger( MSIRECORD *, UINT ) DECLSPEC_HIDDEN;
 803 extern INT_PTR MSI_RecordGetIntPtr( MSIRECORD *, UINT ) DECLSPEC_HIDDEN;
 804 extern UINT MSI_RecordReadStream( MSIRECORD *, UINT, char *, LPDWORD) DECLSPEC_HIDDEN;
 805 extern UINT MSI_RecordSetStream(MSIRECORD *, UINT, IStream *) DECLSPEC_HIDDEN;
 806 extern UINT MSI_RecordGetFieldCount( const MSIRECORD *rec ) DECLSPEC_HIDDEN;
 807 extern UINT MSI_RecordStreamToFile( MSIRECORD *, UINT, LPCWSTR ) DECLSPEC_HIDDEN;
 808 extern UINT MSI_RecordSetStreamFromFileW( MSIRECORD *, UINT, LPCWSTR ) DECLSPEC_HIDDEN;
 809 extern UINT MSI_RecordCopyField( MSIRECORD *, UINT, MSIRECORD *, UINT ) DECLSPEC_HIDDEN;
 810 extern MSIRECORD *MSI_CloneRecord( MSIRECORD * ) DECLSPEC_HIDDEN;
 811 extern BOOL MSI_RecordsAreEqual( MSIRECORD *, MSIRECORD * ) DECLSPEC_HIDDEN;
 812 extern BOOL MSI_RecordsAreFieldsEqual(MSIRECORD *a, MSIRECORD *b, UINT field) DECLSPEC_HIDDEN;
 813
 814 /* stream internals */
 815 extern void enum_stream_names( IStorage *stg ) DECLSPEC_HIDDEN;
 816 extern LPWSTR encode_streamname(BOOL bTable, LPCWSTR in) DECLSPEC_HIDDEN;
 817 extern BOOL decode_streamname(LPCWSTR in, LPWSTR out) DECLSPEC_HIDDEN;
 818
 819 /* database internals */
 820 extern UINT msi_get_raw_stream( MSIDATABASE *, LPCWSTR, IStream ** ) DECLSPEC_HIDDEN;
 821 extern UINT msi_clone_open_stream( MSIDATABASE *, IStorage *, const WCHAR *, IStream ** ) DECLSPEC_HIDDEN;
 822 void msi_destroy_stream( MSIDATABASE *, const WCHAR * ) DECLSPEC_HIDDEN;
 823 extern UINT MSI_OpenDatabaseW( LPCWSTR, LPCWSTR, MSIDATABASE ** ) DECLSPEC_HIDDEN;
 824 extern UINT MSI_DatabaseOpenViewW(MSIDATABASE *, LPCWSTR, MSIQUERY ** ) DECLSPEC_HIDDEN;
 825 extern UINT MSI_OpenQuery( MSIDATABASE *, MSIQUERY **, LPCWSTR, ... ) DECLSPEC_HIDDEN;
 826 typedef UINT (*record_func)( MSIRECORD *, LPVOID );
 827 extern UINT MSI_IterateRecords( MSIQUERY *, LPDWORD, record_func, LPVOID ) DECLSPEC_HIDDEN;
 828 extern MSIRECORD *MSI_QueryGetRecord( MSIDATABASE *db, LPCWSTR query, ... ) DECLSPEC_HIDDEN;
 829 extern UINT MSI_DatabaseGetPrimaryKeys( MSIDATABASE *, LPCWSTR, MSIRECORD ** ) DECLSPEC_HIDDEN;
 830
 831 /* view internals */
 832 extern UINT MSI_ViewExecute( MSIQUERY*, MSIRECORD * ) DECLSPEC_HIDDEN;
 833 extern UINT MSI_ViewFetch( MSIQUERY*, MSIRECORD ** ) DECLSPEC_HIDDEN;
 834 extern UINT MSI_ViewClose( MSIQUERY* ) DECLSPEC_HIDDEN;
 835 extern UINT MSI_ViewGetColumnInfo(MSIQUERY *, MSICOLINFO, MSIRECORD **) DECLSPEC_HIDDEN;
 836 extern UINT MSI_ViewModify( MSIQUERY *, MSIMODIFY, MSIRECORD * ) DECLSPEC_HIDDEN;
 837 extern UINT VIEW_find_column( MSIVIEW *, LPCWSTR, LPCWSTR, UINT * ) DECLSPEC_HIDDEN;
 838 extern UINT msi_view_get_row(MSIDATABASE *, MSIVIEW *, UINT, MSIRECORD **) DECLSPEC_HIDDEN;
 839
 840 /* install internals */
 841 extern UINT MSI_SetInstallLevel( MSIPACKAGE *package, int iInstallLevel ) DECLSPEC_HIDDEN;
 842
 843 /* package internals */
 844 extern MSIPACKAGE *MSI_CreatePackage( MSIDATABASE *, LPCWSTR ) DECLSPEC_HIDDEN;
 845 extern UINT MSI_OpenPackageW( LPCWSTR szPackage, MSIPACKAGE **pPackage ) DECLSPEC_HIDDEN;
 846 extern UINT MSI_SetTargetPathW( MSIPACKAGE *, LPCWSTR, LPCWSTR ) DECLSPEC_HIDDEN;
 847 extern INT MSI_ProcessMessage( MSIPACKAGE *, INSTALLMESSAGE, MSIRECORD * ) DECLSPEC_HIDDEN;
 848 extern MSICONDITION MSI_EvaluateConditionW( MSIPACKAGE *, LPCWSTR ) DECLSPEC_HIDDEN;
 849 extern UINT MSI_GetComponentStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * ) DECLSPEC_HIDDEN;
 850 extern UINT MSI_GetFeatureStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * ) DECLSPEC_HIDDEN;
 851 extern UINT MSI_SetFeatureStateW(MSIPACKAGE*, LPCWSTR, INSTALLSTATE ) DECLSPEC_HIDDEN;
 852 extern UINT msi_download_file( LPCWSTR szUrl, LPWSTR filename ) DECLSPEC_HIDDEN;
 853 extern UINT msi_package_add_info(MSIPACKAGE *, DWORD, DWORD, LPCWSTR, LPWSTR) DECLSPEC_HIDDEN;
 854 extern UINT msi_package_add_media_disk(MSIPACKAGE *, DWORD, DWORD, DWORD, LPWSTR, LPWSTR) DECLSPEC_HIDDEN;
 855 extern UINT msi_clone_properties(MSIPACKAGE *) DECLSPEC_HIDDEN;
 856 extern UINT msi_set_context(MSIPACKAGE *) DECLSPEC_HIDDEN;
 857 extern void msi_adjust_privilege_properties(MSIPACKAGE *) DECLSPEC_HIDDEN;
 858 extern UINT MSI_GetFeatureCost(MSIPACKAGE *, MSIFEATURE *, MSICOSTTREE, INSTALLSTATE, LPINT) DECLSPEC_HIDDEN;
 859
 860 /* for deformating */
 861 extern UINT MSI_FormatRecordW( MSIPACKAGE *, MSIRECORD *, LPWSTR, LPDWORD ) DECLSPEC_HIDDEN;
 862
 863 /* registry data encoding/decoding functions */
 864 extern BOOL unsquash_guid(LPCWSTR in, LPWSTR out) DECLSPEC_HIDDEN;
 865 extern BOOL squash_guid(LPCWSTR in, LPWSTR out) DECLSPEC_HIDDEN;
 866 extern BOOL encode_base85_guid(GUID *,LPWSTR) DECLSPEC_HIDDEN;
 867 extern BOOL decode_base85_guid(LPCWSTR,GUID*) DECLSPEC_HIDDEN;
 868 extern UINT MSIREG_OpenUninstallKey(const WCHAR *, enum platform, HKEY *, BOOL) DECLSPEC_HIDDEN;
 869 extern UINT MSIREG_DeleteUninstallKey(const WCHAR *, enum platform) DECLSPEC_HIDDEN;
 870 extern UINT MSIREG_OpenProductKey(LPCWSTR szProduct, LPCWSTR szUserSid,
 871                                   MSIINSTALLCONTEXT context, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 872 extern UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
 873                                    HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 874 extern UINT MSIREG_OpenUserPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 875 UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
 876                                     HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 877 extern UINT MSIREG_OpenUserComponentsKey(LPCWSTR szComponent, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 878 extern UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid,
 879                                             HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 880 extern UINT MSIREG_OpenPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 881 extern UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
 882                                           LPCWSTR szUserSid, HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 883 extern UINT MSIREG_OpenUserDataPatchKey(LPCWSTR szPatch, MSIINSTALLCONTEXT dwContext,
 884                                         HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 885 extern UINT MSIREG_OpenUserDataProductPatchesKey(LPCWSTR product, MSIINSTALLCONTEXT context,
 886                                                  HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 887 extern UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
 888                                     LPCWSTR szUserSid, HKEY *key, BOOL create) DECLSPEC_HIDDEN;
 889 extern UINT MSIREG_OpenUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 890 extern UINT MSIREG_OpenUserUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 891 extern UINT MSIREG_DeleteProductKey(LPCWSTR szProduct) DECLSPEC_HIDDEN;
 892 extern UINT MSIREG_DeleteUserProductKey(LPCWSTR szProduct) DECLSPEC_HIDDEN;
 893 extern UINT MSIREG_DeleteUserDataPatchKey(LPCWSTR patch, MSIINSTALLCONTEXT context) DECLSPEC_HIDDEN;
 894 extern UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct) DECLSPEC_HIDDEN;
 895 extern UINT MSIREG_DeleteUserFeaturesKey(LPCWSTR szProduct) DECLSPEC_HIDDEN;
 896 extern UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid) DECLSPEC_HIDDEN;
 897 extern UINT MSIREG_DeleteUserUpgradeCodesKey(LPCWSTR szUpgradeCode) DECLSPEC_HIDDEN;
 898 extern UINT MSIREG_DeleteClassesUpgradeCodesKey(LPCWSTR szUpgradeCode) DECLSPEC_HIDDEN;
 899 extern UINT MSIREG_OpenClassesUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create) DECLSPEC_HIDDEN;
 900 extern UINT MSIREG_DeleteLocalClassesProductKey(LPCWSTR szProductCode) DECLSPEC_HIDDEN;
 901 extern UINT MSIREG_DeleteLocalClassesFeaturesKey(LPCWSTR szProductCode) DECLSPEC_HIDDEN;
 902 extern UINT msi_locate_product(LPCWSTR szProduct, MSIINSTALLCONTEXT *context) DECLSPEC_HIDDEN;
 903 extern LPWSTR msi_reg_get_val_str( HKEY hkey, LPCWSTR name ) DECLSPEC_HIDDEN;
 904 extern BOOL msi_reg_get_val_dword( HKEY hkey, LPCWSTR name, DWORD *val) DECLSPEC_HIDDEN;
 905
 906 extern DWORD msi_version_str_to_dword(LPCWSTR p) DECLSPEC_HIDDEN;
 907 extern void msi_parse_version_string(LPCWSTR, PDWORD, PDWORD) DECLSPEC_HIDDEN;
 908 extern VS_FIXEDFILEINFO *msi_get_disk_file_version(LPCWSTR) DECLSPEC_HIDDEN;
 909 extern int msi_compare_file_versions(VS_FIXEDFILEINFO *, const WCHAR *) DECLSPEC_HIDDEN;
 910 extern int msi_compare_font_versions(const WCHAR *, const WCHAR *) DECLSPEC_HIDDEN;
 911 extern DWORD msi_get_disk_file_size(LPCWSTR) DECLSPEC_HIDDEN;
 912 extern BOOL msi_file_hash_matches(MSIFILE *) DECLSPEC_HIDDEN;
 913
 914 extern LONG msi_reg_set_val_str( HKEY hkey, LPCWSTR name, LPCWSTR value ) DECLSPEC_HIDDEN;
 915 extern LONG msi_reg_set_val_multi_str( HKEY hkey, LPCWSTR name, LPCWSTR value ) DECLSPEC_HIDDEN;
 916 extern LONG msi_reg_set_val_dword( HKEY hkey, LPCWSTR name, DWORD val ) DECLSPEC_HIDDEN;
 917 extern LONG msi_reg_set_subkey_val( HKEY hkey, LPCWSTR path, LPCWSTR name, LPCWSTR val ) DECLSPEC_HIDDEN;
 918
 919 /* msi dialog interface */
 920 typedef UINT (*msi_dialog_event_handler)( MSIPACKAGE*, LPCWSTR, LPCWSTR, msi_dialog* );
 921 extern msi_dialog *msi_dialog_create( MSIPACKAGE*, LPCWSTR, msi_dialog*, msi_dialog_event_handler ) DECLSPEC_HIDDEN;
 922 extern UINT msi_dialog_run_message_loop( msi_dialog* ) DECLSPEC_HIDDEN;
 923 extern void msi_dialog_end_dialog( msi_dialog* ) DECLSPEC_HIDDEN;
 924 extern void msi_dialog_check_messages( HANDLE ) DECLSPEC_HIDDEN;
 925 extern void msi_dialog_destroy( msi_dialog* ) DECLSPEC_HIDDEN;
 926 extern void msi_dialog_unregister_class( void ) DECLSPEC_HIDDEN;
 927 extern void msi_dialog_handle_event( msi_dialog*, LPCWSTR, LPCWSTR, MSIRECORD * ) DECLSPEC_HIDDEN;
 928 extern UINT msi_dialog_reset( msi_dialog *dialog ) DECLSPEC_HIDDEN;
 929 extern UINT msi_dialog_directorylist_up( msi_dialog *dialog ) DECLSPEC_HIDDEN;
 930 extern msi_dialog *msi_dialog_get_parent( msi_dialog *dialog ) DECLSPEC_HIDDEN;
 931 extern LPWSTR msi_dialog_get_name( msi_dialog *dialog ) DECLSPEC_HIDDEN;
 932 extern UINT msi_spawn_error_dialog( MSIPACKAGE*, LPWSTR, LPWSTR ) DECLSPEC_HIDDEN;
 933
 934 /* summary information */
 935 extern MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount ) DECLSPEC_HIDDEN;
 936 extern LPWSTR msi_suminfo_dup_string( MSISUMMARYINFO *si, UINT uiProperty ) DECLSPEC_HIDDEN;
 937 extern INT msi_suminfo_get_int32( MSISUMMARYINFO *si, UINT uiProperty ) DECLSPEC_HIDDEN;
 938 extern LPWSTR msi_get_suminfo_product( IStorage *stg ) DECLSPEC_HIDDEN;
 939 extern UINT msi_add_suminfo( MSIDATABASE *db, LPWSTR **records, int num_records, int num_columns ) DECLSPEC_HIDDEN;
 940
 941 /* undocumented functions */
 942 UINT WINAPI MsiCreateAndVerifyInstallerDirectory( DWORD );
 943 UINT WINAPI MsiDecomposeDescriptorW( LPCWSTR, LPWSTR, LPWSTR, LPWSTR, LPDWORD );
 944 UINT WINAPI MsiDecomposeDescriptorA( LPCSTR, LPSTR, LPSTR, LPSTR, LPDWORD );
 945 LANGID WINAPI MsiLoadStringW( MSIHANDLE, UINT, LPWSTR, int, LANGID );
 946 LANGID WINAPI MsiLoadStringA( MSIHANDLE, UINT, LPSTR, int, LANGID );
 947
 948 /* UI globals */
 949 extern INSTALLUILEVEL gUILevel DECLSPEC_HIDDEN;
 950 extern HWND gUIhwnd DECLSPEC_HIDDEN;
 951 extern INSTALLUI_HANDLERA gUIHandlerA DECLSPEC_HIDDEN;
 952 extern INSTALLUI_HANDLERW gUIHandlerW DECLSPEC_HIDDEN;
 953 extern INSTALLUI_HANDLER_RECORD gUIHandlerRecord DECLSPEC_HIDDEN;
 954 extern DWORD gUIFilter DECLSPEC_HIDDEN;
 955 extern LPVOID gUIContext DECLSPEC_HIDDEN;
 956 extern WCHAR *gszLogFile DECLSPEC_HIDDEN;
 957 extern HINSTANCE msi_hInstance DECLSPEC_HIDDEN;
 958
 959 /* action related functions */
 960 extern UINT ACTION_PerformAction(MSIPACKAGE *package, const WCHAR *action, UINT script) DECLSPEC_HIDDEN;
 961 extern UINT ACTION_PerformUIAction(MSIPACKAGE *package, const WCHAR *action, UINT script) DECLSPEC_HIDDEN;
 962 extern void ACTION_FinishCustomActions( const MSIPACKAGE* package) DECLSPEC_HIDDEN;
 963 extern UINT ACTION_CustomAction(MSIPACKAGE *package,const WCHAR *action, UINT script, BOOL execute) DECLSPEC_HIDDEN;
 964
 965 /* actions in other modules */
 966 extern UINT ACTION_AppSearch(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 967 extern UINT ACTION_CCPSearch(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 968 extern UINT ACTION_FindRelatedProducts(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 969 extern UINT ACTION_InstallFiles(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 970 extern UINT ACTION_PatchFiles( MSIPACKAGE *package ) DECLSPEC_HIDDEN;
 971 extern UINT ACTION_RemoveFiles(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 972 extern UINT ACTION_MoveFiles(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 973 extern UINT ACTION_DuplicateFiles(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 974 extern UINT ACTION_RemoveDuplicateFiles(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 975 extern UINT ACTION_RegisterClassInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 976 extern UINT ACTION_RegisterProgIdInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 977 extern UINT ACTION_RegisterExtensionInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 978 extern UINT ACTION_RegisterMIMEInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 979 extern UINT ACTION_RegisterFonts(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 980 extern UINT ACTION_UnregisterClassInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 981 extern UINT ACTION_UnregisterExtensionInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 982 extern UINT ACTION_UnregisterFonts(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 983 extern UINT ACTION_UnregisterMIMEInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 984 extern UINT ACTION_UnregisterProgIdInfo(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 985 extern UINT ACTION_MsiPublishAssemblies(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 986 extern UINT ACTION_MsiUnpublishAssemblies(MSIPACKAGE *package) DECLSPEC_HIDDEN;
 987
 988 /* Helpers */
 989 extern DWORD deformat_string(MSIPACKAGE *package, LPCWSTR ptr, WCHAR** data ) DECLSPEC_HIDDEN;
 990 extern WCHAR *msi_dup_record_field(MSIRECORD *row, INT index) DECLSPEC_HIDDEN;
 991 extern LPWSTR msi_dup_property( MSIDATABASE *db, LPCWSTR prop ) DECLSPEC_HIDDEN;
 992 extern UINT msi_set_property( MSIDATABASE *, LPCWSTR, LPCWSTR ) DECLSPEC_HIDDEN;
 993 extern UINT msi_get_property( MSIDATABASE *, LPCWSTR, LPWSTR, LPDWORD ) DECLSPEC_HIDDEN;
 994 extern int msi_get_property_int( MSIDATABASE *package, LPCWSTR prop, int def ) DECLSPEC_HIDDEN;
 995 extern WCHAR *msi_resolve_source_folder(MSIPACKAGE *package, const WCHAR *name, MSIFOLDER **folder) DECLSPEC_HIDDEN;
 996 extern void msi_resolve_target_folder(MSIPACKAGE *package, const WCHAR *name, BOOL load_prop) DECLSPEC_HIDDEN;
 997 extern void msi_clean_path( WCHAR *p ) DECLSPEC_HIDDEN;
 998 extern WCHAR *msi_resolve_file_source(MSIPACKAGE *package, MSIFILE *file) DECLSPEC_HIDDEN;
 999 extern const WCHAR *msi_get_target_folder(MSIPACKAGE *package, const WCHAR *name) DECLSPEC_HIDDEN;
1000 extern void msi_reset_folders( MSIPACKAGE *package, BOOL source ) DECLSPEC_HIDDEN;
1001 extern MSICOMPONENT *msi_get_loaded_component(MSIPACKAGE *package, const WCHAR *Component) DECLSPEC_HIDDEN;
1002 extern MSIFEATURE *msi_get_loaded_feature(MSIPACKAGE *package, const WCHAR *Feature) DECLSPEC_HIDDEN;
1003 extern MSIFILE *msi_get_loaded_file(MSIPACKAGE *package, const WCHAR *file) DECLSPEC_HIDDEN;
1004 extern MSIFILEPATCH *msi_get_loaded_filepatch(MSIPACKAGE* package, const WCHAR *key) DECLSPEC_HIDDEN;
1005 extern MSIFOLDER *msi_get_loaded_folder(MSIPACKAGE *package, const WCHAR *dir) DECLSPEC_HIDDEN;
1006 extern int msi_track_tempfile(MSIPACKAGE *package, const WCHAR *path) DECLSPEC_HIDDEN;
1007 extern void msi_free_action_script(MSIPACKAGE *package, UINT script) DECLSPEC_HIDDEN;
1008 extern WCHAR *msi_build_icon_path(MSIPACKAGE *, const WCHAR *) DECLSPEC_HIDDEN;
1009 extern WCHAR *msi_build_directory_name(DWORD , ...) DECLSPEC_HIDDEN;
1010 extern BOOL msi_create_full_path(const WCHAR *path) DECLSPEC_HIDDEN;
1011 extern void msi_reduce_to_long_filename(WCHAR *) DECLSPEC_HIDDEN;
1012 extern WCHAR *msi_create_component_advertise_string(MSIPACKAGE *, MSICOMPONENT *, const WCHAR *) DECLSPEC_HIDDEN;
1013 extern void ACTION_UpdateComponentStates(MSIPACKAGE *package, MSIFEATURE *feature) DECLSPEC_HIDDEN;
1014 extern UINT msi_register_unique_action(MSIPACKAGE *, const WCHAR *) DECLSPEC_HIDDEN;
1015 extern BOOL msi_action_is_unique(const MSIPACKAGE *, const WCHAR *) DECLSPEC_HIDDEN;
1016 extern WCHAR *msi_build_error_string(MSIPACKAGE *, UINT, DWORD, ...) DECLSPEC_HIDDEN;
1017 extern UINT msi_set_last_used_source(LPCWSTR product, LPCWSTR usersid,
1018                         MSIINSTALLCONTEXT context, DWORD options, LPCWSTR value) DECLSPEC_HIDDEN;
1019 extern UINT msi_create_empty_local_file(LPWSTR path, LPCWSTR suffix) DECLSPEC_HIDDEN;
1020 extern UINT msi_set_sourcedir_props(MSIPACKAGE *package, BOOL replace) DECLSPEC_HIDDEN;
1021 extern MSIASSEMBLY *msi_load_assembly(MSIPACKAGE *, MSICOMPONENT *) DECLSPEC_HIDDEN;
1022 extern UINT msi_install_assembly(MSIPACKAGE *, MSICOMPONENT *) DECLSPEC_HIDDEN;
1023 extern BOOL msi_init_assembly_caches(MSIPACKAGE *) DECLSPEC_HIDDEN;
1024 extern void msi_destroy_assembly_caches(MSIPACKAGE *) DECLSPEC_HIDDEN;
1025 extern WCHAR *msi_font_version_from_file(const WCHAR *) DECLSPEC_HIDDEN;
1026 extern WCHAR **msi_split_string(const WCHAR *, WCHAR) DECLSPEC_HIDDEN;
1027
1028 /* media */
1029
1030 typedef BOOL (*PMSICABEXTRACTCB)(MSIPACKAGE *, LPCWSTR, DWORD, LPWSTR *, DWORD *, PVOID);
1031
1032 #define MSICABEXTRACT_BEGINEXTRACT  0x01
1033 #define MSICABEXTRACT_FILEEXTRACTED 0x02
1034
1035 typedef struct
1036 {
1037     MSIPACKAGE* package;
1038     MSIMEDIAINFO *mi;
1039     PMSICABEXTRACTCB cb;
1040     LPWSTR curfile;
1041     PVOID user;
1042 } MSICABDATA;
1043
1044 extern UINT ready_media(MSIPACKAGE *package, UINT Sequence, BOOL IsCompressed, MSIMEDIAINFO *mi) DECLSPEC_HIDDEN;
1045 extern UINT msi_load_media_info(MSIPACKAGE *package, UINT Sequence, MSIMEDIAINFO *mi) DECLSPEC_HIDDEN;
1046 extern void msi_free_media_info(MSIMEDIAINFO *mi) DECLSPEC_HIDDEN;
1047 extern BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data) DECLSPEC_HIDDEN;
1048 extern UINT msi_add_cabinet_stream(MSIPACKAGE *, UINT, IStorage *, const WCHAR *) DECLSPEC_HIDDEN;
1049
1050 /* control event stuff */
1051 extern VOID ControlEvent_FireSubscribedEvent(MSIPACKAGE *package, LPCWSTR event,
1052                                       MSIRECORD *data) DECLSPEC_HIDDEN;
1053 extern VOID ControlEvent_CleanupDialogSubscriptions(MSIPACKAGE *package, LPWSTR dialog) DECLSPEC_HIDDEN;
1054 extern VOID ControlEvent_CleanupSubscriptions(MSIPACKAGE *package) DECLSPEC_HIDDEN;
1055 extern VOID ControlEvent_SubscribeToEvent(MSIPACKAGE *package, msi_dialog *dialog,
1056                                       LPCWSTR event, LPCWSTR control, LPCWSTR attribute) DECLSPEC_HIDDEN;
1057
1058 /* OLE automation */
1059 extern HRESULT create_msiserver(IUnknown *pOuter, LPVOID *ppObj) DECLSPEC_HIDDEN;
1060 extern HRESULT create_session(MSIHANDLE msiHandle, IDispatch *pInstaller, IDispatch **pDispatch) DECLSPEC_HIDDEN;
1061 extern HRESULT load_type_info(IDispatch *iface, ITypeInfo **pptinfo, REFIID clsid, LCID lcid) DECLSPEC_HIDDEN;
1062
1063 /* Scripting */
1064 extern DWORD call_script(MSIHANDLE hPackage, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action) DECLSPEC_HIDDEN;
1065
1066 /* User interface messages from the actions */
1067 extern void msi_ui_progress(MSIPACKAGE *, int, int, int, int) DECLSPEC_HIDDEN;
1068 extern void msi_ui_actiondata(MSIPACKAGE *, const WCHAR *, MSIRECORD *) DECLSPEC_HIDDEN;
1069
1070 /* common strings */
1071 static const WCHAR szSourceDir[] = {'S','o','u','r','c','e','D','i','r',0};
1072 static const WCHAR szSOURCEDIR[] = {'S','O','U','R','C','E','D','I','R',0};
1073 static const WCHAR szRootDrive[] = {'R','O','O','T','D','R','I','V','E',0};
1074 static const WCHAR szTargetDir[] = {'T','A','R','G','E','T','D','I','R',0};
1075 static const WCHAR szLocalSid[] = {'S','-','1','-','5','-','1','8',0};
1076 static const WCHAR szEmpty[] = {0};
1077 static const WCHAR szAll[] = {'A','L','L',0};
1078 static const WCHAR szOne[] = {'1',0};
1079 static const WCHAR szZero[] = {'0',0};
1080 static const WCHAR szSpace[] = {' ',0};
1081 static const WCHAR szBackSlash[] = {'\\',0};
1082 static const WCHAR szForwardSlash[] = {'/',0};
1083 static const WCHAR szDot[] = {'.',0};
1084 static const WCHAR szDotDot[] = {'.','.',0};
1085 static const WCHAR szSemiColon[] = {';',0};
1086 static const WCHAR szPreselected[] = {'P','r','e','s','e','l','e','c','t','e','d',0};
1087 static const WCHAR szPatches[] = {'P','a','t','c','h','e','s',0};
1088 static const WCHAR szState[] = {'S','t','a','t','e',0};
1089 static const WCHAR szMsi[] = {'m','s','i',0};
1090 static const WCHAR szPatch[] = {'P','A','T','C','H',0};
1091 static const WCHAR szSourceList[] = {'S','o','u','r','c','e','L','i','s','t',0};
1092 static const WCHAR szInstalled[] = {'I','n','s','t','a','l','l','e','d',0};
1093 static const WCHAR szReinstall[] = {'R','E','I','N','S','T','A','L','L',0};
1094 static const WCHAR szReinstallMode[] = {'R','E','I','N','S','T','A','L','L','M','O','D','E',0};
1095 static const WCHAR szRemove[] = {'R','E','M','O','V','E',0};
1096 static const WCHAR szUserSID[] = {'U','s','e','r','S','I','D',0};
1097 static const WCHAR szProductCode[] = {'P','r','o','d','u','c','t','C','o','d','e',0};
1098 static const WCHAR szRegisterClassInfo[] = {'R','e','g','i','s','t','e','r','C','l','a','s','s','I','n','f','o',0};
1099 static const WCHAR szRegisterProgIdInfo[] = {'R','e','g','i','s','t','e','r','P','r','o','g','I','d','I','n','f','o',0};
1100 static const WCHAR szRegisterExtensionInfo[] = {'R','e','g','i','s','t','e','r','E','x','t','e','n','s','i','o','n','I','n','f','o',0};
1101 static const WCHAR szRegisterMIMEInfo[] = {'R','e','g','i','s','t','e','r','M','I','M','E','I','n','f','o',0};
1102 static const WCHAR szDuplicateFiles[] = {'D','u','p','l','i','c','a','t','e','F','i','l','e','s',0};
1103 static const WCHAR szRemoveDuplicateFiles[] = {'R','e','m','o','v','e','D','u','p','l','i','c','a','t','e','F','i','l','e','s',0};
1104 static const WCHAR szInstallFiles[] = {'I','n','s','t','a','l','l','F','i','l','e','s',0};
1105 static const WCHAR szPatchFiles[] = {'P','a','t','c','h','F','i','l','e','s',0};
1106 static const WCHAR szRemoveFiles[] = {'R','e','m','o','v','e','F','i','l','e','s',0};
1107 static const WCHAR szFindRelatedProducts[] = {'F','i','n','d','R','e','l','a','t','e','d','P','r','o','d','u','c','t','s',0};
1108 static const WCHAR szAllUsers[] = {'A','L','L','U','S','E','R','S',0};
1109 static const WCHAR szCustomActionData[] = {'C','u','s','t','o','m','A','c','t','i','o','n','D','a','t','a',0};
1110 static const WCHAR szUILevel[] = {'U','I','L','e','v','e','l',0};
1111 static const WCHAR szProductID[] = {'P','r','o','d','u','c','t','I','D',0};
1112 static const WCHAR szPIDTemplate[] = {'P','I','D','T','e','m','p','l','a','t','e',0};
1113 static const WCHAR szPIDKEY[] = {'P','I','D','K','E','Y',0};
1114 static const WCHAR szTYPELIB[] = {'T','Y','P','E','L','I','B',0};
1115 static const WCHAR szSumInfo[] = {5 ,'S','u','m','m','a','r','y','I','n','f','o','r','m','a','t','i','o','n',0};
1116 static const WCHAR szHCR[] = {'H','K','E','Y','_','C','L','A','S','S','E','S','_','R','O','O','T','\\',0};
1117 static const WCHAR szHCU[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','U','S','E','R','\\',0};
1118 static const WCHAR szHLM[] = {'H','K','E','Y','_','L','O','C','A','L','_','M','A','C','H','I','N','E','\\',0};
1119 static const WCHAR szHU[] = {'H','K','E','Y','_','U','S','E','R','S','\\',0};
1120 static const WCHAR szWindowsFolder[] = {'W','i','n','d','o','w','s','F','o','l','d','e','r',0};
1121 static const WCHAR szAppSearch[] = {'A','p','p','S','e','a','r','c','h',0};
1122 static const WCHAR szMoveFiles[] = {'M','o','v','e','F','i','l','e','s',0};
1123 static const WCHAR szCCPSearch[] = {'C','C','P','S','e','a','r','c','h',0};
1124 static const WCHAR szUnregisterClassInfo[] = {'U','n','r','e','g','i','s','t','e','r','C','l','a','s','s','I','n','f','o',0};
1125 static const WCHAR szUnregisterExtensionInfo[] = {'U','n','r','e','g','i','s','t','e','r','E','x','t','e','n','s','i','o','n','I','n','f','o',0};
1126 static const WCHAR szUnregisterMIMEInfo[] = {'U','n','r','e','g','i','s','t','e','r','M','I','M','E','I','n','f','o',0};
1127 static const WCHAR szUnregisterProgIdInfo[] = {'U','n','r','e','g','i','s','t','e','r','P','r','o','g','I','d','I','n','f','o',0};
1128 static const WCHAR szRegisterFonts[] = {'R','e','g','i','s','t','e','r','F','o','n','t','s',0};
1129 static const WCHAR szUnregisterFonts[] = {'U','n','r','e','g','i','s','t','e','r','F','o','n','t','s',0};
1130 static const WCHAR szCLSID[] = {'C','L','S','I','D',0};
1131 static const WCHAR szProgID[] = {'P','r','o','g','I','D',0};
1132 static const WCHAR szVIProgID[] = {'V','e','r','s','i','o','n','I','n','d','e','p','e','n','d','e','n','t','P','r','o','g','I','D',0};
1133 static const WCHAR szAppID[] = {'A','p','p','I','D',0};
1134 static const WCHAR szDefaultIcon[] = {'D','e','f','a','u','l','t','I','c','o','n',0};
1135 static const WCHAR szInprocHandler[] = {'I','n','p','r','o','c','H','a','n','d','l','e','r',0};
1136 static const WCHAR szInprocHandler32[] = {'I','n','p','r','o','c','H','a','n','d','l','e','r','3','2',0};
1137 static const WCHAR szMIMEDatabase[] = {'M','I','M','E','\\','D','a','t','a','b','a','s','e','\\','C','o','n','t','e','n','t',' ','T','y','p','e','\\',0};
1138 static const WCHAR szLocalPackage[] = {'L','o','c','a','l','P','a','c','k','a','g','e',0};
1139 static const WCHAR szOriginalDatabase[] = {'O','r','i','g','i','n','a','l','D','a','t','a','b','a','s','e',0};
1140 static const WCHAR szUpgradeCode[] = {'U','p','g','r','a','d','e','C','o','d','e',0};
1141 static const WCHAR szAdminUser[] = {'A','d','m','i','n','U','s','e','r',0};
1142 static const WCHAR szIntel[] = {'I','n','t','e','l',0};
1143 static const WCHAR szIntel64[] = {'I','n','t','e','l','6','4',0};
1144 static const WCHAR szX64[] = {'x','6','4',0};
1145 static const WCHAR szAMD64[] = {'A','M','D','6','4',0};
1146 static const WCHAR szWow6432NodeCLSID[] = {'W','o','w','6','4','3','2','N','o','d','e','\\','C','L','S','I','D',0};
1147 static const WCHAR szWow6432Node[] = {'W','o','w','6','4','3','2','N','o','d','e',0};
1148 static const WCHAR szStreams[] = {'_','S','t','r','e','a','m','s',0};
1149 static const WCHAR szStorages[] = {'_','S','t','o','r','a','g','e','s',0};
1150 static const WCHAR szMsiPublishAssemblies[] = {'M','s','i','P','u','b','l','i','s','h','A','s','s','e','m','b','l','i','e','s',0};
1151 static const WCHAR szCostingComplete[] = {'C','o','s','t','i','n','g','C','o','m','p','l','e','t','e',0};
1152 static const WCHAR szTempFolder[] = {'T','e','m','p','F','o','l','d','e','r',0};
1153 static const WCHAR szDatabase[] = {'D','A','T','A','B','A','S','E',0};
1154 static const WCHAR szCRoot[] = {'C',':','\\',0};
1155 static const WCHAR szProductLanguage[] = {'P','r','o','d','u','c','t','L','a','n','g','u','a','g','e',0};
1156 static const WCHAR szProductVersion[] = {'P','r','o','d','u','c','t','V','e','r','s','i','o','n',0};
1157 static const WCHAR szWindowsInstaller[] = {'W','i','n','d','o','w','s','I','n','s','t','a','l','l','e','r',0};
1158 static const WCHAR szStringData[] = {'_','S','t','r','i','n','g','D','a','t','a',0};
1159 static const WCHAR szStringPool[] = {'_','S','t','r','i','n','g','P','o','o','l',0};
1160 static const WCHAR szInstallLevel[] = {'I','N','S','T','A','L','L','L','E','V','E','L',0};
1161 static const WCHAR szCostInitialize[] = {'C','o','s','t','I','n','i','t','i','a','l','i','z','e',0};
1162 static const WCHAR szAppDataFolder[] = {'A','p','p','D','a','t','a','F','o','l','d','e','r',0};
1163 static const WCHAR szRollbackDisabled[] = {'R','o','l','l','b','a','c','k','D','i','s','a','b','l','e','d',0};
1164 static const WCHAR szName[] = {'N','a','m','e',0};
1165 static const WCHAR szData[] = {'D','a','t','a',0};
1166
1167 /* memory allocation macro functions */
1168 static void *msi_alloc( size_t len ) __WINE_ALLOC_SIZE(1);
1169 static inline void *msi_alloc( size_t len )
1170 {
1171     return HeapAlloc( GetProcessHeap(), 0, len );
1172 }
1173
1174 static void *msi_alloc_zero( size_t len ) __WINE_ALLOC_SIZE(1);
1175 static inline void *msi_alloc_zero( size_t len )
1176 {
1177     return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len );
1178 }
1179
1180 static void *msi_realloc( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1181 static inline void *msi_realloc( void *mem, size_t len )
1182 {
1183     return HeapReAlloc( GetProcessHeap(), 0, mem, len );
1184 }
1185
1186 static void *msi_realloc_zero( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1187 static inline void *msi_realloc_zero( void *mem, size_t len )
1188 {
1189     return HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len );
1190 }
1191
1192 static inline BOOL msi_free( void *mem )
1193 {
1194     return HeapFree( GetProcessHeap(), 0, mem );
1195 }
1196
1197 static inline char *strdupWtoA( LPCWSTR str )
1198 {
1199     LPSTR ret = NULL;
1200     DWORD len;
1201
1202     if (!str) return ret;
1203     len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
1204     ret = msi_alloc( len );
1205     if (ret)
1206         WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
1207     return ret;
1208 }
1209
1210 static inline LPWSTR strdupAtoW( LPCSTR str )
1211 {
1212     LPWSTR ret = NULL;
1213     DWORD len;
1214
1215     if (!str) return ret;
1216     len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
1217     ret = msi_alloc( len * sizeof(WCHAR) );
1218     if (ret)
1219         MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len );
1220     return ret;
1221 }
1222
1223 static inline LPWSTR strdupW( LPCWSTR src )
1224 {
1225     LPWSTR dest;
1226     if (!src) return NULL;
1227     dest = msi_alloc( (lstrlenW(src)+1)*sizeof(WCHAR) );
1228     if (dest)
1229         lstrcpyW(dest, src);
1230     return dest;
1231 }
1232
1233 #endif /* __WINE_MSI_PRIVATE__ */